CN113564821B

CN113564821B - Robot for sewing lace sample of clothes

Info

Publication number: CN113564821B
Application number: CN202110856035.5A
Authority: CN
Inventors: 魏元美
Original assignee: Shenzhen Jiazhaoyi Technology Co ltd
Current assignee: Shenzhen Jiazhaoyi Technology Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-08-16
Anticipated expiration: 2041-07-28
Also published as: CN113564821A

Abstract

The invention discloses a robot for sewing a lace sample of clothes, and relates to the technical field of clothes processing. According to the invention, through the fixed pressing plate and the cutter, when the U-shaped frame moves, the cutter can cut the lace, and the lace clamping plates arranged on two sides of the first rotating block can be firstly contacted with the lace so as to clamp and fix the lace, so that the lace is prevented from being limited without being supported after the cutter cuts the lace, the cutter, the first rotating block and the second rotating block are connected through the torsion spring shaft, when the fixed pressing plate returns, the first pressing block is pushed to rotate around the torsion spring shaft, the cutter is gradually separated from the notch under the driving of the first rotating block, and the fixation of the lace is sequentially changed into the fixed pressing plate from the lace clamping blocks and the side surface of the cutter.

Description

Robot for sewing lace sample of clothes

Technical Field

The invention relates to the technical field of garment processing, in particular to a robot for sewing a garment lace sample.

Background

In the process of designing the clothes, in order to confirm the effect of the clothes design, the clothes are generally required to be tested, the trial production of the clothes sample refers to that according to the conditions of style effect diagrams, client production technical capability and the like, the clothing products to be produced in batches are subjected to physical standard sample trial production, different designs and combinations are usually required during sample production, different clothing is produced for comparison, laces have various patterns and patterns, the lace-like fabric is used as a decorative strip-like fabric, is used as a fillet or a rim of various clothing, curtains, tablecloths, bedspreads, lampshades, bedding and the like, is an important decoration object in clothing, has various shapes and colors, in the garment design, different laces are adopted to have different effects, so that in the garment sample, the replacement of different laces is also an important part, in the process of sewing the lace, a robot is generally used to sew the lace for the convenience of production.

When the lace sample is carried out on clothes, a plurality of groups of different laces are needed to be sewn on the outer side of cloth simultaneously, so that which lace and cloth are more suitable to be observed conveniently, the prior sewing method is that the laces are sewn on the cloth one by one, therefore, the laces on a robot need to be changed continuously, in order to adapt to different laces during sewing, the positions of a machine head, the cloth and the laces need to be adjusted, the machine head needs to be stopped and changed for a plurality of times, the use efficiency is poor, in the process of sewing the lace, a sewing needle needs to be moved, in the moving process, the cloth is easily wrinkled, the sewing of the lace is affected, in addition, after the lace is sewn, the lace needs to be cut, the prior cutting needs to be controlled by devices such as an air cylinder and the like, and the use is inconvenient, and the lace after cutting is not supported, so that the lace is easy to droop under the action of gravity, and the lace is not aligned with the feeding mechanism, so that the subsequent processing is influenced.

Disclosure of Invention

Based on the above, the invention aims to provide a robot for sewing a garment lace sample, which solves the technical problems that the sewing efficiency is poor, the alignment is inconvenient, the cloth is easy to wrinkle, and the cut lace is easy to deviate.

In order to achieve the purpose, the invention provides the following technical scheme: a robot for sewing a garment lace sample comprises a support frame, wherein two groups of movable plates are arranged between the support frame, cloth is clamped inside the movable plates, a U-shaped frame is installed on one side of the support frame and sleeved outside the cloth, a machine head mechanism is arranged above the cloth and positioned below the cloth, a thread hooking mechanism matched with the machine head mechanism is arranged below the U-shaped frame, a plurality of groups of laces are installed on one side of the movable plates, a pressing mechanism is installed on the inner wall of the movable plates and extends to the lower side of the pressing mechanism, the pressing mechanism comprises a plurality of groups of mounting frames fixedly connected with the inner wall of the movable plates, two groups of rotating plates are symmetrically installed inside each group of mounting frames, a belt is arranged on the side wall of each group of rotating plates, a plurality of groups of clamping mechanisms are installed on the outer wall of the belt, and are positioned above the laces, the outer wall sliding connection of rotor plate has the slide, and the slide passes through the buckle spacing with the rotor plate, fixed pressing plate is installed to the bottom of slide, fixed pressing plate is located between lace and the cloth, the bottom of rotor plate is installed multiunit magnetism pressure head, and every magnetism pressure head of group all is located the top of lace.

Through adopting above-mentioned technical scheme, can effectual pushing down the mechanism with the lace extrusion on the cloth to make lace and cloth closely laminate, can be automatic carry out the material loading to the lace, and make up the lace through the aircraft nose, during making up, remove the impurity between lace and the cloth through the removal of fixed pressing plate, thereby improve the effect of making up.

The cloth feeding device is further provided with a side plate, wherein one side of the supporting frame is positioned below the U-shaped frame, the top end of the side plate is provided with a pushing screw, the U-shaped frame is sleeved outside the pushing screw, a bidirectional screw and a positioning rod are connected between the supporting frames, each group of moving plates is sleeved outside the bidirectional screw and the positioning rod, pneumatic clamps are arranged on the inner sides of the moving plates, and the moving plates are connected with cloth in a clamping mode through the pneumatic clamps.

Through adopting above-mentioned technical scheme, can be convenient remove the movable plate to can carry out the centre gripping to the cloth of equidimension not, and can promote U type frame through advancing the screw rod and remove, thereby make up the lace of difference.

The invention is further set in a way that the U-shaped frame is horizontally placed and is sleeved on the outer side of the cloth, an upper screw is arranged above the cloth, the U-shaped frame extends to the lower part of the cloth and is connected with a lower support plate, the top end of the lower support plate is attached to the bottom end of the movable plate, a plurality of groups of electromagnets are mounted at the top end of the lower support plate and are communicated with an external power supply through wires, the electromagnets are attached to the bottom end of the cloth, a lower screw is mounted on the inner wall of the lower support plate, a driving motor is mounted on one side of the U-shaped frame, the output end of the driving motor is connected with a transmission belt, and the end parts of the upper screw and the lower screw extend to the inner side of the transmission belt and are in transmission attachment with the inner side of the transmission belt through gears.

Through adopting above-mentioned technical scheme, through last screw rod, lower screw rod and driving motor in the U type frame, drive aircraft nose mechanism that can be synchronous removes with colluding the line mechanism to can be convenient make up lace, cloth.

The invention is further provided that the top end of the machine head mechanism is provided with a moving block, the machine head mechanism is movably connected with the upper screw rod through the moving block, the bottom end of the machine head mechanism is provided with a camera, the machine head mechanism comprises a thorn mechanism, a thread hooking mechanism, a thread picking mechanism, a feeding mechanism and a single chip microcomputer, the bottom end of the thread hooking mechanism is also sleeved on the outer side of the lower screw rod through threads, and the thread hooking mechanism comprises a thread hooking mechanism, a rotating mechanism and a thread feeding mechanism.

Through adopting above-mentioned technical scheme, can make the lace on the cloth through aircraft nose mechanism and collude line mechanism to confirm the position that aircraft nose mechanism removed through the camera, and handle positional information through the singlechip, can be automatic align the position of aircraft nose mechanism.

The belt conveyor is further arranged in such a way that a rotating motor is mounted on the side face of the mounting rack, the output end of the rotating motor is connected with a rotating rod, the rotating rod extends between the rotating plates and is fixedly connected with the rotating plates, a movably connected gear is arranged on the outer side of the rotating rod, the belt is sleeved on the outer side of the movable gear, a belt motor is mounted on the outer side of the rotating plates, a belt driving rod is connected between the output end of the belt motor and the rotating plates, a gear is fixedly connected to the outer side of the belt driving rod, a protruding belt is arranged on the inner wall of the belt, and the belt is in transmission connection with a fixed gear on the outer wall of the belt driving rod through the protruding belt.

Through adopting above-mentioned technical scheme, can drive the rotor plate through rotating the motor and rotate to make pushing down the mechanism and rotate and keep away from the cloth, make when carrying out the material loading to the lace, lace and fixed pressing plate can not and the cloth between produce the friction, reduce the wearing and tearing to the cloth, can drive the belt through the belt motor and rotate, thereby make multiunit clamping mechanism can remove.

The invention is further set that a limiting groove is formed in the outer wall of the rotating plate, the sliding plate slides on the inner wall of the limiting groove through a buckle, a first reset spring is arranged inside the sliding plate, the fixed pressing plate is movably connected with the sliding plate through the first reset spring, an arc bulge is formed in the middle of the top end of the fixed pressing plate, two groups of fixing holes are formed in the top end of the arc bulge, the size of each fixing hole is matched with that of the clamping mechanism, triangular inclined planes are formed in two sides, located on the arc bulge, of the fixed pressing plate, an iron sheet is arranged at the bottom end of the fixed pressing plate, two groups of return plates are arranged at the bottom end of the machine head mechanism, the distances between the return plates and the outer side of the rotating plate are the same, the return plates are attached to the outer wall of the rotating plate, and the return plates push the sliding plate to slide on the outer side of the rotating plate.

Through adopting above-mentioned technical scheme, it can be for fixed pressing plate when needs carry out the material loading to the lace, through clamping mechanism's removal, make the lace card go into the fixed orifices of seting up on the fixed pressing plate, and drive lace and fixed pressing plate through clamping mechanism and remove, thereby carry out stable material loading to the lace, and when making up the lace, fixed pressing plate removes between lace and cloth, thereby the fold to the cloth and between impurity clear up, the effect of making up has been improved.

The inner wall of the clamping mechanism is fixedly provided with a first magnet, one end, far away from the first magnet, of the interior of the clamping mechanism is movably provided with a second magnet, the magnetism of the first magnet is the same as that of the second magnet, one end of the second magnet is connected with an extrusion head, the extrusion head extends to the outer side of the clamping mechanism, and the extrusion head and the lace are clamped in the fixing hole.

Through adopting above-mentioned technical scheme, the magnetism that produces through first magnet can promote the second magnet and remove to in making the extrusion head stretch out clamping mechanism, make things convenient for the extrusion head to promote the lace and insert in the fixed orifices.

The invention is further arranged in such a way that the top end of the magnetic pressure head is connected with a second return spring, the magnetic pressure head is movably connected with the rotating plate through the second return spring, the magnetism of the magnetic pressure head is different from that of the second magnet, the magnetic pressure head is positioned right above the triangular inclined plane, the magnetism generated by the electromagnet is the same as that of the second magnet, the repulsion force of the electromagnet on the second magnet is greater than that of the first magnet on the second magnet, and the magnetic force generated by the electromagnet is equal to that of the magnetic pressure head.

Through adopting above-mentioned technical scheme, through the magnetism pressure head, can make the magnetism pressure head fix the edge of cloth under the attraction of electro-magnet when making up the cloth lace.

The invention is further arranged in such a way that a movable sleeve is sleeved on the outer side of the lower screw, a limiting ring is arranged on the outer side of the movable sleeve, a plurality of groups of limiting slide blocks are arranged on the outer side of the limiting ring, a cutter is connected to the top end of the limiting ring, a pushing plate is connected to one side of the movable sleeve, a clamping block is arranged at the end part of the pushing plate and located below a group of movable plates, a clamping groove matched with the clamping block is formed in the bottom end of each movable plate, the clamping block slides at the bottom end of each movable plate in a limiting manner through the clamping groove, and the movable plates drive the movable sleeve to slide on the outer wall of the lower support plate through the clamping block and the pushing plate.

By adopting the technical scheme, the movable sleeve can move to move through the clamping block and the propelling plate when the distance between the movable plates is adjusted through the movable sleeve, so that the position of the cutter at the top end of the movable sleeve is changed, the cutter is always fixed with the distance between the movable plates, and the lace is conveniently positioned and cut.

The cutting knife is further provided with a second rotating block connected to the bottom end of the cutting knife, a first rotating block is arranged at the bottom end of the second rotating block, insertion plates are arranged on two sides of the first rotating block, the second rotating block is connected with the first rotating block through a torsion spring shaft, the first rotating block is connected with the insertion plates through the torsion spring shaft, a lace clamping plate is connected to the side face of the first rotating block below the cutting knife, the lace clamping plate is attached to the bottom end of a lace, and insertion holes matched with the insertion plates are formed in the top end of the limiting ring.

Through adopting above-mentioned technical scheme, can cut the lace through the cutter, and after the cutting, when solid fixed pressing plate carries out the return, avoid the cutter to cause spacingly to solid fixed pressing plate, improved the availability factor.

In summary, the invention mainly has the following beneficial effects:

1. the invention can conveniently feed the lace by driving the belt to rotate by the belt motor in the pressing mechanism when feeding the lace through the arranged U-shaped frame, the pressing mechanism, the lace and the fixed pressing plate to move below the pressing mechanism under the driving of the belt, and can control the clamping mechanism, the magnetic pressing head and the fixed pressing plate in the pressing mechanism by moving the lower supporting plate below the pressing mechanism and starting the electromagnets to tightly fix the lace on the cloth so as to conveniently sew the lace, and the pressing mechanism is provided with a plurality of groups of laces above the cloth, and the lace is sewn on the cloth in sequence through the machine head mechanism, the lace is not required to be sewn or replaced manually, the sewing is facilitated, the use efficiency is improved, and the problem of poor sewing efficiency is solved.

2. According to the invention, through the plurality of groups of electromagnets and the fixed pressing plate, when the lace is sewn on the cloth, the attraction of the electromagnets to the fixed pressing plate enables the fixed pressing plate to be tightly attached to the cloth, and the return plate at the bottom end of the machine head mechanism pushes the sliding plate to move in the sewing process, so that the fixed pressing plate is driven to move between the lace and the cloth, the fixed pressing plate is enabled to clean the wrinkle of the cloth and impurities between the lace and the cloth, the sewing effect is improved, and the problem that the cloth is prone to wrinkle is solved.

3. The invention uses the fixed pressing plate and the cutter, the cutter is fixed above the movable sleeve through the first rotating block, the second rotating block and the inserting plate, when the U-shaped frame moves, the cutter can cut the lace, and the lace clamping plates arranged at two sides of the first rotating block can contact with the lace first, thereby clamping and fixing the lace, avoiding the lace from being limited without support after the cutter cuts the lace, and the cutter, the first rotating block and the second rotating block are all connected through the torsion spring shaft, when the fixed pressing plate returns, the first pressing block can be pushed to rotate around the torsion spring shaft, and the cutter is also gradually separated from the cutting opening under the driving of the first rotating block, the fixation of the lace is changed into the fixed pressing plate by the lace clamping block and the side surface of the cutter in turn, thereby effectively avoiding the problem that the end part of the lace is not limited when the fixed pressing block returns, and leading the lace to be always aligned with the pressing mechanism, so as to solve the problem that the cut lace is easy to deviate.

4. Through the camera and the singlechip that set up, can detect the relative position between head mechanism and the pushing down mechanism through the camera when adjusting head mechanism, the signal that the singlechip was shot to the camera is handled, aligns until head mechanism and pushing down mechanism, stops head mechanism's lateral shifting to can be accurate control the position of head mechanism, improved the availability factor.

Drawings

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic cross-sectional view of a U-shaped frame according to the present invention;

FIG. 4 is a schematic cross-sectional view of a pressing mechanism according to the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 4;

FIG. 6 is a schematic top view of the pressing mechanism of the present invention;

FIG. 7 is a partial schematic view of the pressing mechanism of the present invention;

FIG. 8 is a schematic cross-sectional view of a clamping mechanism according to the present invention;

FIG. 9 is a schematic view of the movable sleeve mounting structure of the present invention;

FIG. 10 is a schematic view of a cutter according to the present invention;

FIG. 11 is a schematic view of the movable sleeve of the present invention;

FIG. 12 is a schematic top view of the lower support plate of the present invention;

FIG. 13 is a schematic view of a structure of the head mechanism and the thread hooking mechanism for clamping the cloth and the lace according to the present invention;

FIG. 14 is a schematic view of a return plate mounting structure of the present invention;

FIG. 15 is a schematic view of the stationary platen of the present invention;

FIG. 16 is a schematic view of the position of the fixed platen and the electromagnet of the present invention;

FIG. 17 is a schematic view of a first configuration of a stationary platen-based push cutter of the present invention;

FIG. 18 is a second schematic view of the stationary platen-based push cutter of the present invention;

FIG. 19 is a schematic view of a third embodiment of the present invention showing a stationary platen pushing the cutter;

FIG. 20 is a fourth structural view of the fixed platen-pushing cutter of the present invention.

In the figure: 1. a support frame; 101. a side plate; 102. a screw is advanced; 103. a bidirectional screw; 2. moving the plate; 201. a pneumatic clamp; 3. a U-shaped frame; 301. a drive motor; 302. an upper screw rod; 303. a transmission belt; 304. a lower support plate; 305. a lower screw rod; 4. a lace; 5. a pressing mechanism; 501. a rotating plate; 502. a belt; 503. a protruding band; 504. rotating the rod; 505. a limiting groove; 506. a belt motor; 507. Rotating the motor; 508. a belt drive shaft; 509. a mounting frame; 6. a machine head mechanism; 601. a moving block; 602. a return plate; 7. an electromagnet; 8. distributing; 9. a slide plate; 901. fixing the pressing plate; 902. a fixing hole; 903. a triangular bevel; 904. iron sheets; 905. a first return spring; 10. a clamping mechanism; 1001. A first magnet; 1002. a second magnet; 1003. an extrusion head; 11. a magnetic pressure head; 1101. a second return spring; 12. a movable sleeve; 1201. a limiting ring; 1202. a propulsion plate; 1203. a clamping block; 13. a cutter; 1301. a plugboard; 1302. a first rotating block; 1303. a second rotating block; 1304. a lace clamping plate; 14. thread hooking mechanism.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The following describes an embodiment of the present invention based on its overall structure.

A robot for sewing a lace sample of clothes comprises a support frame 1, two groups of movable plates 2 are arranged between the support frames 1, a cloth 8 is clamped in the movable plates 2, a U-shaped frame 3 is arranged on one side of the support frame 1, the U-shaped frame 3 is sleeved on the outer side of the cloth 8, a machine head mechanism 6 is arranged above the cloth 8 of the U-shaped frame 3, a thread hooking mechanism 14 matched with the machine head mechanism 6 is arranged below the cloth 8 of the U-shaped frame 3, the U-shaped frame 3 is in a horizontally placed U shape, the U-shaped frame 3 is sleeved on the outer side of the cloth 8, an upper screw 302 is arranged above the cloth 8 of the U-shaped frame 3, the lower part of the cloth 8, which is extended from the U-shaped frame 3, is connected with a lower support plate 304, the top end of the lower support plate 304 is attached to the bottom end of the movable plate 2, a plurality of groups of electromagnets 7 are arranged at the top end of the lower support plate 304, the electromagnets 7 are communicated with an external power supply through leads, electro-magnet 7 and the bottom laminating of cloth 8, lower screw rod 305 is installed to the inner wall of lower bolster 304, driving motor 301 is installed to one side of U type frame 3, driving motor 301's output is connected with drive belt 303, the tip of going up screw rod 302 and lower screw rod 305 all extends to drive belt 303 inboard and through the inboard transmission laminating of gear with drive belt 303, two sets of screw rods of drive that can be synchronous rotate through drive belt 303, thereby make aircraft nose mechanism 6 and 14 synchronous motion of mechanism of colluding, the convenience is made up lace 4, multiunit lace 4 is installed to one side of movable plate 2, push down mechanism 5 is installed to the inner wall of movable plate 2, lace 4 extends to the below of push down mechanism 5.

The pressing mechanism 5 comprises a plurality of sets of mounting frames 509 fixedly connected with the inner wall of the moving plate 2, two sets of rotating plates 501 are symmetrically mounted in each set of mounting frames 509, belts 502 are arranged on the side walls of each set of rotating plates 501, a plurality of sets of clamping mechanisms 10 are mounted on the outer walls of the belts 502, the clamping mechanisms 10 are positioned above the laces 4, a rotating motor 507 is mounted on the side surface of each mounting frame 509, the output end of the rotating motor 507 is connected with a rotating rod 504, the rotating rod 504 extends between the rotating plates 501 and is fixedly connected with the rotating plates 501, a movably connected gear is arranged on the outer side of the rotating rod 504, the belts 502 are sleeved on the outer side of a movable gear, a belt motor 506 is mounted on the outer side of the rotating plates 501, a belt driving rod 508 is connected between the output end of the belt motor 506 and the rotating plates 501, a gear is fixedly connected on the outer side of the belt driving rod 508, a protruding belt 503 is arranged on the inner wall of the belt 502, and the belt 502 is connected with the fixed gear transmission of the outer wall of the belt driving rod 508 through the protruding belt 503, the outer wall of the rotating plate 501 is connected with the sliding plate 9 in a sliding manner, the sliding plate 9 is limited with the rotating plate 501 through a buckle, and the belt 502 can drive the multiple groups of clamping mechanisms 10 to move, so that the lace 4 is pushed through the clamping mechanisms 10, and the lace 4 is clamped into the fixed hole 902.

A fixed pressing plate 901 is arranged at the bottom end of a sliding plate 9, the fixed pressing plate 901 is positioned between a lace 4 and a cloth 8, a limiting groove 505 is formed in the outer wall of a rotating plate 501, the sliding plate 9 slides on the inner wall of the limiting groove 505 by buckling, a first return spring 905 is arranged inside the sliding plate 9, the fixed pressing plate 901 is movably connected with the sliding plate 9 by the first return spring 905, an arc bulge is formed in the middle of the top end of the fixed pressing plate 901, two groups of fixing holes 902 are formed in the top end of the arc bulge, the size of each fixing hole 902 is matched with that of a clamping mechanism 10, triangular inclined planes 903 are formed on two sides of the arc bulge of the fixed pressing plate 901, iron sheets 904 are arranged at the bottom end of the fixed pressing plate 901, two groups of return plates 602 are arranged at the bottom end of a machine head mechanism 6, the distance between the return plates 602 is the same as the distance between the outer sides of the rotating plate 501, the return plates 602 are attached to the outer wall of the rotating plate 501, and the return plates 602 push the sliding plate 9 to slide plate 501 to slide on the outer side of the rotating plate 501, the bottom end of the rotating plate 501 is provided with a plurality of groups of magnetic pressure heads 11, each group of magnetic pressure heads 11 is positioned above the lace 4, the inner wall of the clamping mechanism 10 is fixedly provided with a first magnet 1001, one end of the inside of the clamping mechanism 10, which is far away from the first magnet 1001, is movably provided with a second magnet 1002, the magnetism of the first magnet 1001 is the same as that of the second magnet 1002, one end of the second magnet 1002 is connected with an extrusion head 1003, the extrusion head 1003 extends to the outer side of the clamping mechanism 10, the extrusion head 1003 and the lace 4 are clamped in the fixing hole 902, the top end of the magnetic pressure head 11 is connected with a second return spring 1101, the magnetic pressure head 11 is movably connected with the rotating plate 501 through the second return spring 1101, the magnetism of the magnetic pressure head 11 is different from that of the second magnet 1002, the magnetic pressure head 11 is positioned right above the triangular inclined plane 903, and the magnetism generated by the electromagnet 7 is the same as that of the second magnet 1002, and the repulsion force of the electromagnet 7 to the second magnet 1002 is larger than the repulsion force of the first magnet 1001 to the second magnet 1002, the magnetic force generated by the electromagnet 7 is different from the magnetic force of the magnetic pressure head 11, when the lace 4 and the cloth 8 need to be fixedly attached, the electromagnet 7 is connected with an external power supply through a lead, so that the electromagnet 7 generates the magnetic force, the magnetic force of the electromagnet 7 is the same as that of the second magnet 1002, the acting force between the electromagnet 7 and the second magnet 1002 is far greater than that between the first magnet 1001 and the second magnet 1002, under the magnetic force of the electromagnet 7, the second magnet 1002 drives the extrusion head 1003 to move upwards, so that the extrusion head 1003 is pulled out from the fixing hole 902, the lace 4 is released from being fixed, meanwhile, the electromagnet 7 also adsorbs the iron sheet 904 at the bottom end of the fixed pressure plate 901, so that the fixed pressure plate 901 and the outer wall of the cloth are tightly attached, at this time, the magnetic force generated by the electromagnet 7 also attracts the magnetic pressure head 11, the magnetic ram 11 is caused to stretch the second return spring 1101 and to press the edge position of the lace 4, so that the lace 4 can be closely attached to the outer wall of the fabric 8.

When the lace 4 is installed, a plurality of groups of laces 4 are sequentially installed in a lace installation disc, the laces are pulled by drag hooks to enter a pressing mechanism 5, the laces 4 move below the pressing mechanism 5 along the top end of a pushing plate 1202 until the laces reach the upper part of a fixed pressing plate 901, then a belt motor 506 is started, the belt motor 506 drives a belt 502 to rotate, the belt 502 drives a plurality of groups of clamping mechanisms 10 on the outer side to move, the magnetism of a first magnet 1001 and a second magnet 1002 in the clamping mechanisms 10 is the same, repulsion force between the first magnet 1001 and the second magnet 1002 pushes an extrusion head 1003 to extend to the outer side of the clamping mechanisms 10 until the extrusion head 1003 below one group of clamping mechanisms 10 extrudes the laces 4 and inserts into a fixed hole 902, so that the laces are fixedly clamped with the clamping mechanisms 10 and the fixed pressing plate 901, the laces 4 can be rapidly clamped by the plurality of groups of clamping mechanisms 10, and the time required by the return of the clamping mechanisms 10 is reduced, the convenience is fixed lace 4, the service efficiency is improved, start rotating motor 507 afterwards, the output that rotates motor 507 drives dwang 504 and rotates, make dwang 504 drive two sets of rotor plates 501 upwards and rotate, make pushing down mechanism 5 keep away from cloth 8, and belt motor 506 moves on this moment, make clamping mechanism 10 promote stationary platen 901 and lace 4 carry out synchronous removal, move the tip of rotor plate 501 until stationary platen 901, accomplish taking out lace 4.

The outer side of the lower screw 305 is sleeved with a movable sleeve 12, the outer side of the movable sleeve 12 is provided with a limiting ring 1201, the outer side of the limiting ring 1201 is provided with a plurality of groups of limiting sliders, the top end of the limiting ring 1201 is connected with a cutter 13, one side of the movable sleeve 12 is connected with a pushing plate 1202, the end of the pushing plate 1202 is provided with a clamping block 1203, the clamping block 1203 is located below a group of moving plates 2, the bottom end of the moving plate 2 is provided with a clamping groove matched with the clamping block 1203, the clamping block 1203 slides in a limiting manner at the bottom end of the moving plate 2 through the clamping groove, the moving plate 2 drives the movable sleeve 12 to slide on the outer wall of the lower support plate 304 through the clamping block 1203 and the pushing plate 1202, when the position of the moving plate 2 is adjusted, the moving plate 2 drives the clamping block 1203 to move, and thus the position of the cutter 13 is adjusted.

Referring to fig. 1 to 3, a side plate 101 is disposed on one side of a support frame 1 below a U-shaped frame 3, a pushing screw 102 is installed at the top end of the side plate 101, the U-shaped frame 3 is sleeved on the outer side of the pushing screw 102, a bidirectional screw 103 and a positioning rod are connected between the support frames 1, each group of moving plates 2 is sleeved on the outer sides of the bidirectional screw 103 and the positioning rod, pneumatic clamps 201 are installed on the inner sides of the moving plates 2, the moving plates 2 are clamped and connected with cloth 8 through the pneumatic clamps 201, the positions of the U-shaped frame 3 can be adjusted through the pushing screw 102, the moving plates 2 can be adjusted through the bidirectional screw 103, and the cloth 8 with different sizes can be conveniently fixed.

Referring to fig. 13 and 14, a moving block 601 is disposed at the top end of the machine head mechanism 6, the machine head mechanism 6 is movably connected with the upper screw 302 through the moving block 601, a camera is mounted at the bottom end of the machine head mechanism 6, the machine head mechanism 6 includes a stabbing mechanism, a thread hooking mechanism, a thread picking mechanism, a feeding mechanism and a single chip microcomputer, the bottom end of the thread hooking mechanism 14 is also sleeved outside the lower screw 305 through a thread, the thread hooking mechanism 14 includes a thread hooking mechanism, a rotating mechanism and a thread feeding mechanism, and the lace 4 can be sewn on the fabric 8 through the machine head mechanism 6 and the thread hooking mechanism 14.

Referring to fig. 10 and 16 to 20, the bottom end of the cutting knife 13 is connected with a second rotating block 1303, the bottom end of the second rotating block 1303 is provided with a first rotating block 1302, both sides of the first rotating block 1302 are provided with socket boards 1301, the second rotating block 1303 is connected with the first rotating block 1302 through torsion spring shafts, the first rotating block 1302 is connected with the socket boards 1301 through torsion spring shafts, the side surface of the first rotating block 1302 is positioned below the cutting knife 13 and is connected with lace clamping boards 1304, the lace clamping boards 1304 are attached to the bottom end of the lace 4, the top end of the spacing ring 1201 is provided with a socket matched with the socket boards 1301, when the sewing is about to be finished, the fixed pressing plate 901 returns, at this time, the fixed pressing plate 901 pushes and returns the cutting knife 13, firstly (as shown in fig. 17), the fixed pressing plate 901 contacts with the outer side of the cutting knife 13, so that the position where the lace 4 is finally attached to the cloth 8 is sewn, the head mechanism 6 continues to push the fixed pressing plate 901, when the fixed pressing plate 901 presses the first rotating block 1302 of the cutter 13, the cutter 13 is pushed to rotate around the insertion plate 1301 by the torsion spring shaft, so that the cutter 13 is pulled to be separated from the cut of the lace 4, and the second rotating block 1303 connected with the bottom end of the cutter 13 is also rotatably connected with the first rotating block 1302 by the torsion spring shaft, the lace clamping plate 1304 limits the end part of the lace 4 which is not sewed, then (as shown in fig. 18) after the first rotating block 1302 rotates to a certain angle, the lace clamping plate 1304 is separated from the lace 4, at this time, the outer wall of the cutter 13 clamps the end part of the lace 4, the end part of the lace 4 is prevented from being separated from the pressing mechanism 5, then (as shown in fig. 19) the first rotating block 1302 continues to rotate, the cutter 13 is completely separated from the cut, the fixed pressing plate 901 has moved to the lower part of the end part of the lace 4, so that the end part of the lace 4 is limited by the fixed pressing plate 901, subsequently (as shown in fig. 20), the fixed pressing plate 901 continues to move until the fixed pressing plate is separated from the cutting knife 13, the first rotating block 1302 and the second rotating block 1303 return under the action of the torsion spring shaft, the fixed pressing plate 901 is pushed to the cutting knife 13, and it is ensured that the lace 4 does not droop, at this time, the sliding plate 9 moves to the end of the limiting groove 505 and cannot continue to drive the fixed pressing plate 901 to move, so that the fixed pressing plate 901 moves below the end of the lace 4 again.

The working principle of the invention is as follows: when the device is used, firstly, a plurality of groups of laces 4 are sequentially installed in a lace installation disc, the laces are pulled by drag hooks to enter a pressing mechanism 5, the laces 4 move below the pressing mechanism 5 along the top end of a pushing plate 1202 until the laces reach the upper part of a fixed pressing plate 901, then a belt motor 506 is started, the belt motor 506 drives a belt 502 to rotate, the belt 502 drives a plurality of groups of clamping mechanisms 10 on the outer side to move, the first magnet 1001 and the second magnet 1002 in the clamping mechanisms 10 have the same magnetism, the repulsion force between the first magnet 1001 and the second magnet pushes an extrusion head 1003 to extend to the outer side of the clamping mechanisms 10 until the extrusion head 1003 below one group of clamping mechanisms 10 extrudes the laces 4 and inserts into a fixed hole 902, so that the laces are fixedly clamped with the clamping mechanisms 10 and the fixed pressing plate 901, and the laces 4 can be rapidly clamped by the plurality of groups of clamping mechanisms 10, thereby reducing the time required by the return of the clamping mechanism 10, facilitating the fixing of the lace 4, improving the use efficiency, then starting the rotating motor 507, driving the rotating rod 504 to rotate by the output end of the rotating motor 507, enabling the rotating rod 504 to drive the two groups of rotating plates 501 to rotate upwards, enabling the pressing mechanism 5 to be far away from the cloth 8, and at the moment, continuing the operation of the belt motor 506, enabling the clamping mechanism 10 to push the fixed pressing plate 901 and the lace 4 to move synchronously until the fixed pressing plate 901 moves to the end part of the rotating plates 501, completing the extraction of the lace 4, enabling the lace 4 to be flatly laid below the pressing mechanism 5, then sequentially fixing the remaining groups of laces 4 below different pressing mechanisms 5, then starting the motor at the end part of the bidirectional screw 103, adjusting the position between the two groups of moving plates 2, and then placing the cloth 8 between the two groups of moving plates 2, the cloth 8 is clamped by starting the clamp 201 and then the bidirectional screw 103 is reversely started, so that the bidirectional screw 103 drives the two groups of moving plates 2 to be separated by a slight distance, the cloth 8 is stretched, the cloth 8 is tightened, the primary setting of the equipment is completed, the moving plates 2 push the movable sleeves 12 to move outside the lower screws 305 through the pushing plates 1202 while the positions of the moving plates 2 are adjusted, the positions of the cutters 13 are adjusted, the cutters 13 are always kept at the same distance from the moving plates 2, and the laces 4 are conveniently cut;

then, the driving motor 301 is started, the output end of the driving motor 301 drives the upper screw 302 and the lower screw 305 to synchronously rotate through the transmission belt 303, so that the machine head mechanism 6 and the thread hooking mechanism 14 synchronously run until the machine head mechanism 6 reaches the farthest end away from the moving plate 2 with the pressing mechanism 5, then the pushing screw 102 is started, so that the pushing screw 102 drives the U-shaped frame 3 to move, when the machine head mechanism is close to a group of pressing mechanisms 5, the rotating motor 507 on the side surface of the group of pressing mechanisms 5 is reversely started, the output end of the rotating motor 507 drives the rotating plate 501 to rotate through the rotating rod 504, so that the lace 4 is attached to the outer wall of the cloth 8, the fixed pressing plate 901 below the lace 4 is also attached to the outer side of the cloth 8, the U-shaped frame 3 continues to move towards the position of the rotated pressing mechanism 5, and the camera continuously detects the relative position between the machine head mechanism 6 and the pressing mechanism 5 in the moving process, the detected signal is transmitted into the single chip microcomputer, the single chip microcomputer processes the signal until a sewing needle at the bottom end of the machine head mechanism 6 is aligned with the lace 4, the single chip microcomputer stops pushing the screw rod 102, the machine head mechanism 6 can be accurately adjusted, the use efficiency is improved, in the moving process of the U-shaped frame 3, the cutting knife 13 cuts and cuts the lace 4, lace clamping plates 1304 arranged on two sides of a first rotating block 1302 below the cutting knife 13 are firstly contacted with the lace, the lace clamping plates 1304 can limit and fix the end part of the lace 4 attached to the cloth 8, at the moment, the electromagnet 7 is communicated with an external power supply through a lead, the electromagnet 7 generates magnetic force, the magnetic force of the electromagnet 7 is the same as that of a second magnet 1002, the acting force between the electromagnet 7 and the second magnet 1002 is far larger than the acting force between the first magnet 1001 and the second magnet 1002, under the magnetic force of the electromagnet 7, the second magnet 1002 drives the extrusion head 1003 upwards to move, so that the extrusion head 1003 is pulled out from the fixing hole 902, the lace 4 is released from being fixed, meanwhile, the electromagnet 7 also adsorbs the iron sheet 904 at the bottom end of the fixed pressing plate 901, so that the fixed pressing plate 901 is tightly attached to the outer wall of the fabric, at the same time, the magnetic force generated by the electromagnet 7 also attracts the magnetic pressing head 11, so that the magnetic pressing head 11 stretches the second return spring 1101 and presses the edge position of the lace 4, so that the lace 4 can be tightly attached to the outer wall of the fabric 8, then the driving motor 301 is started, the upper screw 302 and the lower screw 305 synchronously drive the machine head mechanism 6 and the thread hooking mechanism 14 to enter the lower pressing mechanism 5, the machine head mechanism 6 and the thread hooking mechanism 14 are started simultaneously, the machine head mechanism 6 is matched with the thread hooking mechanism 14 to sew the lace 4 while moving, and when the machine head mechanism 6 moves, the two groups of return plates 602 arranged at the bottom end push the sliding plate 9 to return, the sliding plate 9 drives the fixed pressing plate 901 at the bottom end to slide between the cloth 8 and the lace 4, and the fixed pressing plate 901 is tightly attached to the outer wall of the cloth 8 under the action of magnetic force, wrinkles on the outer wall of the cloth 8 can be ground flat in the moving process of the fixed pressing plate 901, the probability of line dislocation during sewing is reduced, impurities between the cloth 8 and the lace 4 are pushed away through the moving of the fixed pressing plate 901, the situation that the impurities are blocked between the lace 4 and the cloth 8 and the ornamental value of the lace 4 is influenced is avoided, if the fixed pressing plate 901 is in contact with the magnetic pressing head 11 in the moving process of the fixed pressing plate 901, the fixed pressing plate 901 can temporarily jack up the magnetic pressing head 11 through the triangular inclined plane 903, and the fixed pressing plate 901 is convenient to move;

in the sewing process, after the fixed pressing plate 901 is separated from the cloth 8, the fixed pressing plate 901 pushes and returns (see fig. 17 to fig. 20 in detail), firstly (as shown in fig. 17), the fixed pressing plate 901 contacts with the outer side of the cutter 13, and in order to sew the position where the lace 4 is finally attached to the cloth 8, the machine head mechanism 6 continues to push the fixed pressing plate 901, the fixed pressing plate 901 presses the first rotating block 1302 of the cutter 13, the cutter 13 under the pushing action firstly rotates the first rotating block 1302 around the insertion plate 1301 through the torsion spring shaft, so as to pull the cutter 13 to be separated from the cut of the lace 4, and at this time, the second rotating block 1303 connected to the bottom end of the cutter 13 is also rotatably connected to the first rotating block 1302 through the torsion spring shaft, the lace clamping plate 1304 limits the end of the unsewn lace 4, and subsequently (as shown in fig. 18) after the first rotating block 1302 rotates to a certain angle, the lace clamping plate 1304 is separated from the lace 4, at this time, the outer wall of the cutting knife 13 clamps the end of the lace 4, the end of the lace 4 is prevented from being separated from the pressing mechanism 5, then (as shown in fig. 19) the first rotating block 1302 continues to rotate, the cutting knife 13 completely separates from the cut, the fixed pressing plate 901 moves to the position below the end of the lace 4, so that the end of the lace 4 is limited through the fixed pressing plate 901, then (as shown in fig. 20) the fixed pressing plate 901 continues to move until the fixed pressing plate is separated from the cutting knife 13, the first rotating block 1302 and the second rotating block 1303 return under the action of the torsion spring shaft, the fixed pressing plate 901 pushes the cutting knife 13 and ensures that the lace 4 does not sag, at this time, the sliding plate 9 moves to the end of the limiting groove 505 and cannot continue to drive the fixed pressing plate 901 to move, so that the fixed pressing plate 901 moves to the position below the end of the lace 4 again, at this time, the machine head mechanism 6 also finishes sewing the lace 4 on the cloth 8, stopping the machine head mechanism 6 and the thread hooking mechanism 14, starting the driving motor 301 in a reverse direction, enabling the machine head mechanism 6 to leave the pressing mechanism 5, cutting off power supply to the electromagnet 7, pulling the fixed pressing plate 901 by the first reset spring 905 to continue to extrude the lace 4, retracting the magnetic pressure head 11 into the rotating plate 501 under the action of the second reset spring 1101, pushing the extruding head 1003 to extend again by the second magnet 1002 and extruding the lace 4, starting the pushing screw 102 again at the moment, driving the U-shaped frame 3 to be far away from the sewn lace 4 by the pushing screw 102, moving the downward pressing mechanism 5, starting the belt motor 506 and the rotating motor 507 again at the moment, enabling the rotating plate 501 to rotate to drive the lace 4 to be far away from the cloth 8, enabling the belt 502 to drive the clamping mechanisms 10 to move again and enabling the clamping mechanisms 10 to extrude the lace 4 into the fixed hole 902 on the fixed pressing plate 901 again, make clamping mechanism 10 drive lace 4 and fixed pressing plate 901 remove in the bottom of pushing down mechanism 5, wait for lace 4 to make up next time, thereby accomplish the flow of making up once, thereby need not manually making up lace 4, can make up lace 4 automatically through equipment, and through single chip microcomputer control, make automatic and 5 alignment of pushing down mechanism of aircraft nose mechanism 6, and can make up multiunit lace 4, need not to carry out frequent change to lace 4, the availability factor is improved, and at the in-process of making up, can clear away the fold of cloth and the impurity on the cloth 8 through fixed pressing plate 901, the effect of making up lace 4.

Although embodiments of the present invention have been shown and described, it is intended that the present invention should not be limited thereto, that the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples, and that modifications, substitutions, variations or the like, which are not inventive and may be made by those skilled in the art without departing from the principle and spirit of the present invention and without departing from the scope of the claims.

Claims

1. The utility model provides a robot is used in sewing of clothing lace sample, includes support frame (1), be provided with two sets of movable plate (2) between support frame (1), the inside centre gripping of movable plate (2) has cloth (8), U type frame (3) are installed to one side of support frame (1), the outside at cloth (8) is established in U type frame (3) cover, the top that U type frame (3) are located cloth (8) is provided with aircraft nose mechanism (6), and the below that U type frame (3) are located cloth (8) is provided with and colludes line mechanism (14) with aircraft nose mechanism (6) assorted, multiunit lace (4), its characterized in that are installed to one side of movable plate (2): the inner wall of the movable plate (2) is provided with a pressing mechanism (5), the lace (4) extends to the lower part of the pressing mechanism (5), the pressing mechanism (5) comprises a plurality of groups of mounting frames (509) fixedly connected with the inner wall of the movable plate (2), two groups of rotating plates (501) are symmetrically mounted in each group of mounting frames (509), the side walls of each group of rotating plates (501) are provided with belts (502), the outer wall of each belt (502) is provided with a plurality of groups of clamping mechanisms (10), each clamping mechanism (10) is positioned above the lace (4), the outer wall of each rotating plate (501) is slidably connected with a sliding plate (9), each sliding plate (9) is limited by a buckle and the corresponding rotating plate (501), a fixed pressing plate (901) is mounted at the bottom end of each sliding plate (9), each fixed pressing plate (901) is positioned between each lace (4) and the cloth (8), and a plurality of magnetic pressing heads (11) are mounted at the bottom end of each rotating plate (501), and each group of magnetic pressure heads (11) is positioned above the lace (4).

2. The robot for sewing a lace sample according to claim 1, wherein: one side of support frame (1) is located the below of U type frame (3) and is provided with side board (101), and the top of side board (101) installs and impel screw rod (102), U type frame (3) cup joint in the outside of impeling screw rod (102), be connected with two-way screw rod (103) and locating lever between support frame (1), every group movable plate (2) all cup joint in the two-way screw rod (103) and the locating lever outside, pneumatic fixture (201) are all installed to the inboard of movable plate (2), movable plate (2) are connected with cloth (8) block through pneumatic fixture (201).

3. The robot for sewing a lace sample according to claim 1, wherein: the shape of U type frame (3) is the U type that the level was placed, and U type frame (3) cover is established in the outside of cloth (8), the top that U type frame (3) are located cloth (8) is provided with screw rod (302), the below that U type frame (3) extended to cloth (8) is connected with bottom suspension fagging (304), the top of bottom suspension fagging (304) and the bottom laminating of movable plate (2), multiunit electro-magnet (7) are installed on the top of bottom suspension fagging (304), electro-magnet (7) are put through wire and external power supply, electro-magnet (7) and the bottom laminating of cloth (8), screw rod (305) down are installed to the inner wall of bottom suspension fagging (304), driving motor (301) are installed to one side of U type frame (3), the output of driving motor (301) is connected with drive belt (303), the tip of going up screw rod (302) and lower screw rod (305) all extends to drive belt (303) inboard and pass through gear drive belt (303) Is in transmission fit with the inner side of the transmission belt (303).

4. The robot for sewing a lace sample according to claim 1, wherein: the novel thread hooking mechanism is characterized in that a moving block (601) is arranged at the top end of the machine head mechanism (6), the machine head mechanism (6) is movably connected with the upper screw rod (302) through the moving block (601), a camera is arranged at the bottom end of the machine head mechanism (6), the machine head mechanism (6) comprises a thorn mechanism, a thread hooking mechanism, a thread picking mechanism, a feeding mechanism and a single chip microcomputer, the bottom end of the thread hooking mechanism (14) is also sleeved on the outer side of the lower screw rod (305) through threads, and the thread hooking mechanism (14) comprises a thread hooking mechanism, a rotating mechanism and a thread feeding mechanism.

5. The robot for sewing a lace sample according to claim 1, wherein: the side-mounting of mounting bracket (509) has rotation motor (507), and the output that rotates motor (507) is connected with dwang (504), dwang (504) extend to between rotor plate (501) and with rotor plate (501) fixed connection, swing joint's gear is seted up in the outside of dwang (504), belt (502) cup joint in the loose gear outside, belt motor (506) are installed in the outside of rotor plate (501), the output of belt motor (506) is followed and is connected with belt actuating lever (508) to between rotor plate (501), the outside fixedly connected with gear of belt actuating lever (508), outburst area (503) have been seted up to the inner wall of belt (502), and belt (502) are connected through the fixed gear transmission of outburst area (503) and belt actuating lever (508) outer wall.

6. The robot for sewing a lace sample according to claim 3, wherein: the outer wall of the rotating plate (501) is provided with a limiting groove (505), the sliding plate (9) slides on the inner wall of the limiting groove (505) through buckling, a first reset spring (905) is installed inside the sliding plate (9), the fixed pressing plate (901) is movably connected with the sliding plate (9) through the first reset spring (905), the middle of the top end of the fixed pressing plate (901) is provided with an arc bulge, the top end of the arc bulge is provided with two groups of fixing holes (902), the size of each fixing hole (902) is matched with the clamping mechanism (10), two sides of the arc bulge, which are positioned on the fixed pressing plate (901), are provided with triangular inclined planes (903), the bottom end of the fixed pressing plate (901) is provided with an iron sheet (904), the bottom end of the machine head mechanism (6) is provided with two groups of return plates (602), and the distance between the return plates (602) is the same as the outer side of the rotating plate (501), the return plate (602) is attached to the outer wall of the rotating plate (501), and the return plate (602) pushes the sliding plate (9) to slide on the outer side of the rotating plate (501).

7. The robot for sewing a lace sample according to claim 6, wherein: the inner wall fixed mounting of clamping mechanism (10) has first magnet (1001), the one end movable mounting that first magnet (1001) was kept away from in clamping mechanism (10) has second magnet (1002), and first magnet (1001) is the same with the magnetism of second magnet (1002), the one end of second magnet (1002) is connected with extrusion head (1003), and extrusion head (1003) extend to the outside of clamping mechanism (10), extrusion head (1003) and lace (4) block are in the inside of fixed orifices (902).

8. The robot for sewing a lace sample according to claim 7, wherein: the top of magnetism pressure head (11) is connected with second reset spring (1101), magnetism pressure head (11) are through second reset spring (1101) and rotor plate (501) swing joint, the magnetism of magnetism pressure head (11) is different with the magnetism of second magnet (1002), and magnetism pressure head (11) are located triangle inclined plane (903) directly over, the magnetism that electro-magnet (7) produced is the same with second magnet (1002), and electro-magnet (7) are greater than the repulsion of first magnet (1001) to second magnet (1002) to the repulsion of second magnet (1002), the magnetic force that electro-magnet (7) produced is different with the magnetic force of magnetism pressure head (11).

9. The robot for sewing a lace sample according to claim 3, wherein: the outer side of the lower supporting plate (304) is sleeved with a movable sleeve (12), a limiting ring (1201) is arranged on the outer side of the movable sleeve (12), a plurality of groups of limiting slide blocks are arranged on the outer side of the limiting ring (1201), a cutter (13) is connected to the top end of the limiting ring (1201), a pushing plate (1202) is connected to one side of the movable sleeve (12), a clamping block (1203) is installed at the end of the pushing plate (1202), the clamping block (1203) is located below a group of moving plates (2), a clamping groove matched with the clamping block (1203) is formed in the bottom end of each moving plate (2), the clamping block (1203) slides in the bottom end of each moving plate (2) in a limiting mode through the clamping block (1203), and the moving plates (2) drive the movable sleeve (12) to slide on the outer wall of the lower supporting plate (304) through the clamping block (1203) and the pushing plate (1202).

10. The robot for sewing a lace sample of clothes according to claim 9, wherein: the bottom of cutter (13) is connected with second commentaries on classics piece (1303), the bottom of second commentaries on classics piece (1303) is provided with first commentaries on classics piece (1302), the both sides of first commentaries on classics piece (1302) all are provided with plugboard (1301), be connected through the torsional spring axle between second commentaries on classics piece (1303) and the first commentaries on classics piece (1302), also be connected through the torsional spring axle between first commentaries on classics piece (1302) and plugboard (1301), and the side of first commentaries on classics piece (1302) is located the below of cutter (13) and is connected with lace splint (1304), and lace splint (1304) and the bottom laminating of lace (4), the jack that matches with plugboard (1301) is seted up on the top of spacing ring (1201).